Hi-power audio system



FIG. 1 is a front elevational view of a “hi-power audio system” showing my design;

FIG. 2 is a front elevational view with speaker cover thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left elevational view thereof;

FIG. 7 is a right elevational view thereof;

FIG. 8 is a front right side perspective view with speaker cover thereof; and,

FIG. 9 is a rear bottom side perspective view thereof. 

The ornamental design for hi-power audio system, as shown and described. 